OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

47.23°N, 11.38°EEurope/Vienna

Astronomical Twilight-13.0° (−12° to −18°)

19:28:51

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 8m of true darkness · 13h 33m total night

DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)

TRUE DARK SKY WINDOW

Sunset18:12

Civil Dusk18:44

Nautical19:19

Full Dark19:54

Nadir00:59

Dark Ends06:03

Nautical06:38

Civil Dawn07:14

Sunrise07:45

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE25.4°

DISTANCE380,091 km

Moonrise16:47

Moonset05:34

HorizonAbove

LUNAR INTERFERENCE INDEX40% · Moderate Lunar Glow

Milky Way contrast is softened. Bright open clusters and double stars are optimal.

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

68/100

Good Stargazing

Fine observing conditions. Open star clusters and nebulae will exhibit crisp structure.

CLOUD COVER15%

HUMIDITY50%

VISIBILITY18 km

DEW POINT10.8°C

PLANETARY EPHEMERIS & ALMANAC

Visible Planets Tonight

All times calibrated to Europe/Vienna

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Below Horizon	-4.3	-18.8°	264°	Libra	08:13	12:53	17:33	Naked Eye
Jupiter♃	Below Horizon	-2.0	-25.3°	338°	Leo	01:40	08:50	15:57	Naked Eye
Saturn♄	Visible Low	0.3	18.2°	108°	Pisces	17:37	23:45	05:53	Naked Eye
Mars♂	Below Horizon	1.0	-23.6°	348°	Cancer	00:49	08:15	15:40	Naked Eye
Mercury☿	Below Horizon	0.4	-7.0°	247°	Libra	09:51	14:17	18:42	Binoculars
Uranus♅	Below Horizon	5.6	-1.0°	56°	Taurus	19:36	03:16	11:01	Binoculars
Neptune♆	Visible Low	7.8	21.5°	116°	Pisces	17:15	23:15	05:16	Telescope

TONIGHT'S VIEWING SCHEDULE

When & Where to Look Tonight

A simple guide to when each object is above your horizon. No astronomy chart reading required.

BEST TIMEHighest in your sky

The MoonNaked Eye · Good height

RISES16:47

BEST TIME23:03S · 45° high

SETS05:34

Reaches about 45° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.

JupiterNaked Eye · High in the sky

RISES01:40

BEST TIME08:50S · 57° high

SETS15:57

Reaches about 57° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · Good height

RISES17:37

BEST TIME23:45S · 44° high

SETS05:53

Reaches about 44° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES08:13

BEST TIME12:53S · 25° high

SETS17:33

Reaches about 25° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:49

BEST TIME08:15S · 61° high

SETS15:40

Reaches about 61° above the horizon at its highest point.Distinctive crimson hue; polar ice cap discernible near opposition.

OBSERVING LOG & TARGET LIST

Tonight's Prime Deep-Sky Targets

0 / 6 targets logged tonight

M31 / NGC 224 · Andromeda

Andromeda Galaxy

Spiral Galaxy (2.5M ly)

Our galactic neighbor; visible as a ghostly oval smudge with dense radiant stellar core.

M45 · Taurus

The Pleiades (Seven Sisters)

Open Star Cluster

Breathtaking blue diamond cluster enshrouded in delicate interstellar reflection nebulosity.

M42 / NGC 1976 · Orion

Great Orion Nebula

Diffuse Emission Nebula

Star nursery harboring the brilliant Trapezium cluster with sprawling bat-wing filaments.

NGC 869 & NGC 884 · Perseus

The Double Cluster

Twin Open Clusters

Pair of spectacular shimmering jewel-boxes bursting with ruby supergiant stars.

M13 / NGC 6205 · Hercules

Great Globular Cluster in Hercules

Globular Cluster (300k stars)

Massive beehive of ancient stars packed tightly together into a blazing central ball.

M57 / NGC 6720 · Lyra

The Ring Nebula

Planetary Nebula

Delicate glowing smoke-ring left behind by a dying star 2,500 light-years away.